Interview: Dr. James Hansen, Part 2

Dr. James Hansen's book, 'Storms Of My Grandchildren: The Truth About The Coming Climate Catastrophe And Our Last Chance To Save Humanity'
(Photo courtesy of Bloomsbury USA)

James Hansen is the author of
'The Storms of My Grandchildren:
The Truth About The Coming Climate
Catastrophe And Our Last Chance To
Save Humanity.' This is the second
half of our interview with Dr. Hansen.
He's a climate scientist for NASA
and was the first scientist to testify
before Congress about climate change.
He stresses, he's not speaking for
the government, but only for himself: